Building configuration...
!! IOS XR Configuration 6.1.2
!! Last configuration change at Mon Mar 27 16:00:32 2017 by cisco
!
hostname XRv1
logging console debugging
vrf VPN_A
!
vrf VPN_B
!
vrf VPN_C
!
vrf VPN_D
!
vrf VPN_E
!
vrf VPN_F
!


netconf = NetconfService()
xrv1 = NetconfServiceProvider(address="192.168.1.128",
                                  port=830,
                                  username="cisco",
                                  password="cisco",
                                  protocol="ssh")

vrfs = Cisco_IOS_XR_infra_rsi_cfg.Vrfs()
all_vrf_names = netconf.get_config(xrv1, Datastore.running, vrfs)
for vrf in all_vrf_names.vrf:
    print(vrf.vrf_name)



(ydk0.5.4py2) fred@ubuntu:~$ python xr_vpn_test_2.py
VPN_A
VPN_B
VPN_C
VPN_D
VPN_E
VPN_F